dlls/mshtml/editor.c

   1 /*
   2  * Copyright 2006-2007 Jacek Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "config.h"
  20
  21 #include <stdarg.h>
  22 #include <stdio.h>
  23
  24 #define COBJMACROS
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "winnls.h"
  30 #include "ole2.h"
  31 #include "mshtmcid.h"
  32
  33 #include "wine/debug.h"
  34 #include "wine/unicode.h"
  35
  36 #include "mshtml_private.h"
  37 #include "resource.h"
  38
  39 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  40
  41 #define NSCMD_ALIGN        "cmd_align"
  42 #define NSCMD_BEGINLINE    "cmd_beginLine"
  43 #define NSCMD_BOLD         "cmd_bold"
  44 #define NSCMD_CHARNEXT     "cmd_charNext"
  45 #define NSCMD_CHARPREVIOUS "cmd_charPrevious"
  46 #define NSCMD_COPY         "cmd_copy"
  47 #define NSCMD_CUT          "cmd_cut"
  48 #define NSCMD_DELETECHARFORWARD   "cmd_deleteCharForward"
  49 #define NSCMD_DELETEWORDFORWARD   "cmd_deleteWordForward"
  50 #define NSCMD_ENDLINE      "cmd_endLine"
  51 #define NSCMD_FONTCOLOR    "cmd_fontColor"
  52 #define NSCMD_FONTFACE     "cmd_fontFace"
  53 #define NSCMD_INDENT       "cmd_indent"
  54 #define NSCMD_INSERTHR     "cmd_insertHR"
  55 #define NSCMD_INSERTLINKNOUI    "cmd_insertLinkNoUI"
  56 #define NSCMD_ITALIC       "cmd_italic"
  57 #define NSCMD_LINENEXT     "cmd_lineNext"
  58 #define NSCMD_LINEPREVIOUS "cmd_linePrevious"
  59 #define NSCMD_MOVEBOTTOM   "cmd_moveBottom"
  60 #define NSCMD_MOVEPAGEDOWN "cmd_movePageDown"
  61 #define NSCMD_MOVEPAGEUP   "cmd_movePageUp"
  62 #define NSCMD_MOVETOP      "cmd_moveTop"
  63 #define NSCMD_OL           "cmd_ol"
  64 #define NSCMD_OUTDENT      "cmd_outdent"
  65 #define NSCMD_PASTE        "cmd_paste"
  66 #define NSCMD_SELECTALL           "cmd_selectAll"
  67 #define NSCMD_SELECTBEGINLINE     "cmd_selectBeginLine"
  68 #define NSCMD_SELECTBOTTOM        "cmd_selectBottom"
  69 #define NSCMD_SELECTCHARNEXT      "cmd_selectCharNext"
  70 #define NSCMD_SELECTCHARPREVIOUS  "cmd_selectCharPrevious"
  71 #define NSCMD_SELECTENDLINE       "cmd_selectEndLine"
  72 #define NSCMD_SELECTLINENEXT      "cmd_selectLineNext"
  73 #define NSCMD_SELECTLINEPREVIOUS  "cmd_selectLinePrevious"
  74 #define NSCMD_SELECTPAGEDOWN      "cmd_selectPageDown"
  75 #define NSCMD_SELECTPAGEUP        "cmd_selectPageUp"
  76 #define NSCMD_SELECTTOP           "cmd_selectTop"
  77 #define NSCMD_SELECTWORDNEXT      "cmd_selectWordNext"
  78 #define NSCMD_SELECTWORDPREVIOUS  "cmd_selectWordPrevious"
  79 #define NSCMD_UL           "cmd_ul"
  80 #define NSCMD_UNDERLINE    "cmd_underline"
  81 #define NSCMD_WORDNEXT     "cmd_wordNext"
  82 #define NSCMD_WORDPREVIOUS "cmd_wordPrevious"
  83
  84 #define NSSTATE_ATTRIBUTE "state_attribute"
  85 #define NSSTATE_ALL       "state_all"
  86
  87 #define NSALIGN_CENTER "center"
  88 #define NSALIGN_LEFT   "left"
  89 #define NSALIGN_RIGHT  "right"
  90
  91 #define DOM_VK_LEFT     VK_LEFT
  92 #define DOM_VK_UP       VK_UP
  93 #define DOM_VK_RIGHT    VK_RIGHT
  94 #define DOM_VK_DOWN     VK_DOWN
  95 #define DOM_VK_DELETE   VK_DELETE
  96 #define DOM_VK_HOME     VK_HOME
  97 #define DOM_VK_END      VK_END
  98
  99 static const WCHAR wszFont[] = {'f','o','n','t',0};
 100 static const WCHAR wszSize[] = {'s','i','z','e',0};
 101
 102 static void do_ns_command(NSContainer *This, const char *cmd, nsICommandParams *nsparam)
 103 {
 104     nsICommandManager *cmdmgr;
 105     nsIInterfaceRequestor *iface_req;
 106     nsresult nsres;
 107
 108     TRACE("(%p)\n", This);
 109
 110     nsres = nsIWebBrowser_QueryInterface(This->webbrowser,
 111             &IID_nsIInterfaceRequestor, (void**)&iface_req);
 112     if(NS_FAILED(nsres)) {
 113         ERR("Could not get nsIInterfaceRequestor: %08x\n", nsres);
 114         return;
 115     }
 116
 117     nsres = nsIInterfaceRequestor_GetInterface(iface_req, &IID_nsICommandManager,
 118                                                (void**)&cmdmgr);
 119     nsIInterfaceRequestor_Release(iface_req);
 120     if(NS_FAILED(nsres)) {
 121         ERR("Could not get nsICommandManager: %08x\n", nsres);
 122         return;
 123     }
 124
 125     nsres = nsICommandManager_DoCommand(cmdmgr, cmd, nsparam, NULL);
 126     if(NS_FAILED(nsres))
 127         ERR("DoCommand(%s) failed: %08x\n", debugstr_a(cmd), nsres);
 128
 129     nsICommandManager_Release(cmdmgr);
 130 }
 131
 132 static void do_ns_editor_command(NSContainer *This, const char *cmd)
 133 {
 134     nsresult nsres;
 135
 136     if(!This->editor_controller)
 137         return;
 138
 139     nsres = nsIController_DoCommand(This->editor_controller, cmd);
 140     if(NS_FAILED(nsres))
 141         ERR("DoCommand(%s) failed: %08x\n", debugstr_a(cmd), nsres);
 142 }
 143
 144 static nsresult get_ns_command_state(NSContainer *This, const char *cmd, nsICommandParams *nsparam)
 145 {
 146     nsICommandManager *cmdmgr;
 147     nsIInterfaceRequestor *iface_req;
 148     nsresult nsres;
 149
 150     nsres = nsIWebBrowser_QueryInterface(This->webbrowser,
 151             &IID_nsIInterfaceRequestor, (void**)&iface_req);
 152     if(NS_FAILED(nsres)) {
 153         ERR("Could not get nsIInterfaceRequestor: %08x\n", nsres);
 154         return nsres;
 155     }
 156
 157     nsres = nsIInterfaceRequestor_GetInterface(iface_req, &IID_nsICommandManager,
 158                                                (void**)&cmdmgr);
 159     nsIInterfaceRequestor_Release(iface_req);
 160     if(NS_FAILED(nsres)) {
 161         ERR("Could not get nsICommandManager: %08x\n", nsres);
 162         return nsres;
 163     }
 164
 165     nsres = nsICommandManager_GetCommandState(cmdmgr, cmd, NULL, nsparam);
 166     if(NS_FAILED(nsres))
 167         ERR("GetCommandState(%s) failed: %08x\n", debugstr_a(cmd), nsres);
 168
 169     nsICommandManager_Release(cmdmgr);
 170     return nsres;
 171 }
 172
 173 static DWORD query_ns_edit_status(HTMLDocument *This, const char *nscmd)
 174 {
 175     nsICommandParams *nsparam;
 176     PRBool b = FALSE;
 177
 178     if(This->usermode != EDITMODE || This->readystate < READYSTATE_INTERACTIVE)
 179         return OLECMDF_SUPPORTED;
 180
 181     if(This->nscontainer && nscmd) {
 182         nsparam = create_nscommand_params();
 183         get_ns_command_state(This->nscontainer, nscmd, nsparam);
 184
 185         nsICommandParams_GetBooleanValue(nsparam, NSSTATE_ALL, &b);
 186
 187         nsICommandParams_Release(nsparam);
 188     }
 189
 190     return OLECMDF_SUPPORTED | OLECMDF_ENABLED | (b ? OLECMDF_LATCHED : 0);
 191 }
 192
 193 static void set_ns_align(HTMLDocument *This, const char *align_str)
 194 {
 195     nsICommandParams *nsparam;
 196
 197     if(!This->nscontainer)
 198         return;
 199
 200     nsparam = create_nscommand_params();
 201     nsICommandParams_SetCStringValue(nsparam, NSSTATE_ATTRIBUTE, align_str);
 202
 203     do_ns_command(This->nscontainer, NSCMD_ALIGN, nsparam);
 204
 205     nsICommandParams_Release(nsparam);
 206 }
 207
 208 static DWORD query_align_status(HTMLDocument *This, const char *align_str)
 209 {
 210     nsICommandParams *nsparam;
 211     char *align = NULL;
 212
 213     if(This->usermode != EDITMODE || This->readystate < READYSTATE_INTERACTIVE)
 214         return OLECMDF_SUPPORTED;
 215
 216     if(This->nscontainer) {
 217         nsparam = create_nscommand_params();
 218         get_ns_command_state(This->nscontainer, NSCMD_ALIGN, nsparam);
 219
 220         nsICommandParams_GetCStringValue(nsparam, NSSTATE_ATTRIBUTE, &align);
 221
 222         nsICommandParams_Release(nsparam);
 223     }
 224
 225     return OLECMDF_SUPPORTED | OLECMDF_ENABLED
 226         | (align && !strcmp(align_str, align) ? OLECMDF_LATCHED : 0);
 227 }
 228
 229
 230 static nsISelection *get_ns_selection(HTMLDocument *This)
 231 {
 232     nsIDOMWindow *dom_window;
 233     nsISelection *nsselection = NULL;
 234     nsresult nsres;
 235
 236     if(!This->nscontainer)
 237         return NULL;
 238
 239     nsres = nsIWebBrowser_GetContentDOMWindow(This->nscontainer->webbrowser, &dom_window);
 240     if(NS_FAILED(nsres))
 241         return NULL;
 242
 243     nsIDOMWindow_GetSelection(dom_window, &nsselection);
 244     nsIDOMWindow_Release(dom_window);
 245
 246     return nsselection;
 247
 248 }
 249
 250 static void remove_child_attr(nsIDOMElement *elem, LPCWSTR tag, nsAString *attr_str)
 251 {
 252     PRBool has_children;
 253     PRUint32 child_cnt, i;
 254     nsIDOMNode *child_node;
 255     nsIDOMNodeList *node_list;
 256     PRUint16 node_type;
 257
 258     nsIDOMElement_HasChildNodes(elem, &has_children);
 259     if(!has_children)
 260         return;
 261
 262     nsIDOMElement_GetChildNodes(elem, &node_list);
 263     nsIDOMNodeList_GetLength(node_list, &child_cnt);
 264
 265     for(i=0; i<child_cnt; i++) {
 266         nsIDOMNodeList_Item(node_list, i, &child_node);
 267
 268         nsIDOMNode_GetNodeType(child_node, &node_type);
 269         if(node_type == ELEMENT_NODE) {
 270             nsIDOMElement *child_elem;
 271             nsAString tag_str;
 272             const PRUnichar *ctag;
 273
 274             nsIDOMNode_QueryInterface(child_node, &IID_nsIDOMElement, (void**)&child_elem);
 275
 276             nsAString_Init(&tag_str, NULL);
 277             nsIDOMElement_GetTagName(child_elem, &tag_str);
 278             nsAString_GetData(&tag_str, &ctag, NULL);
 279
 280             if(!strcmpiW(ctag, tag))
 281                 /* FIXME: remove node if there are no more attributes */
 282                 nsIDOMElement_RemoveAttribute(child_elem, attr_str);
 283
 284             nsAString_Finish(&tag_str);
 285
 286             remove_child_attr(child_elem, tag, attr_str);
 287
 288             nsIDOMNode_Release(child_elem);
 289         }
 290
 291         nsIDOMNode_Release(child_node);
 292     }
 293
 294     nsIDOMNodeList_Release(node_list);
 295 }
 296
 297 static void get_font_size(HTMLDocument *This, WCHAR *ret)
 298 {
 299     nsISelection *nsselection = get_ns_selection(This);
 300     nsIDOMElement *elem = NULL;
 301     nsIDOMNode *node = NULL, *tmp_node;
 302     nsAString tag_str;
 303     LPCWSTR tag;
 304     PRUint16 node_type;
 305     nsresult nsres;
 306
 307     *ret = 0;
 308
 309     if(!nsselection)
 310         return;
 311
 312     nsISelection_GetFocusNode(nsselection, &node);
 313     nsISelection_Release(nsselection);
 314
 315     while(node) {
 316         nsres = nsIDOMNode_GetNodeType(node, &node_type);
 317         if(NS_FAILED(nsres) || node_type == DOCUMENT_NODE)
 318             break;
 319
 320         if(node_type == ELEMENT_NODE) {
 321             nsIDOMNode_QueryInterface(node, &IID_nsIDOMElement, (void**)&elem);
 322
 323             nsAString_Init(&tag_str, NULL);
 324             nsIDOMElement_GetTagName(elem, &tag_str);
 325             nsAString_GetData(&tag_str, &tag, NULL);
 326
 327             if(!strcmpiW(tag, wszFont)) {
 328                 nsAString size_str, val_str;
 329                 LPCWSTR val;
 330
 331                 TRACE("found font tag %p\n", elem);
 332
 333                 nsAString_Init(&size_str, wszSize);
 334                 nsAString_Init(&val_str, NULL);
 335
 336                 nsIDOMElement_GetAttribute(elem, &size_str, &val_str);
 337                 nsAString_GetData(&val_str, &val, NULL);
 338
 339                 if(*val) {
 340                     TRACE("found size %s\n", debugstr_w(val));
 341                     strcpyW(ret, val);
 342                 }
 343
 344                 nsAString_Finish(&size_str);
 345                 nsAString_Finish(&val_str);
 346             }
 347
 348             nsAString_Finish(&tag_str);
 349
 350             nsIDOMElement_Release(elem);
 351         }
 352
 353         if(*ret)
 354             break;
 355
 356         tmp_node = node;
 357         nsIDOMNode_GetParentNode(node, &node);
 358         nsIDOMNode_Release(tmp_node);
 359     }
 360
 361     if(node)
 362         nsIDOMNode_Release(node);
 363 }
 364
 365 static void set_font_size(HTMLDocument *This, LPCWSTR size)
 366 {
 367     nsISelection *nsselection;
 368     PRBool collapsed;
 369     nsIDOMDocument *nsdoc;
 370     nsIDOMElement *elem;
 371     nsIDOMRange *range;
 372     PRInt32 range_cnt = 0;
 373     nsAString font_str;
 374     nsAString size_str;
 375     nsAString val_str;
 376     nsresult nsres;
 377
 378     nsselection = get_ns_selection(This);
 379
 380     if(!nsselection)
 381         return;
 382
 383     nsISelection_GetRangeCount(nsselection, &range_cnt);
 384     if(range_cnt != 1) {
 385         FIXME("range_cnt %d not supprted\n", range_cnt);
 386         if(!range_cnt) {
 387             nsISelection_Release(nsselection);
 388             return;
 389         }
 390     }
 391
 392     nsres = nsIWebNavigation_GetDocument(This->nscontainer->navigation, &nsdoc);
 393     if(NS_FAILED(nsres))
 394         return;
 395
 396     nsAString_Init(&font_str, wszFont);
 397     nsAString_Init(&size_str, wszSize);
 398     nsAString_Init(&val_str, size);
 399
 400     nsIDOMDocument_CreateElement(nsdoc, &font_str, &elem);
 401     nsIDOMElement_SetAttribute(elem, &size_str, &val_str);
 402
 403     nsISelection_GetRangeAt(nsselection, 0, &range);
 404     nsISelection_GetIsCollapsed(nsselection, &collapsed);
 405     nsISelection_RemoveAllRanges(nsselection);
 406
 407     nsIDOMRange_SurroundContents(range, (nsIDOMNode*)elem);
 408
 409     if(collapsed) {
 410         nsISelection_Collapse(nsselection, (nsIDOMNode*)elem, 0);
 411     }else {
 412         /* Remove all size attrbutes from the range */
 413         remove_child_attr(elem, wszFont, &size_str);
 414         nsISelection_SelectAllChildren(nsselection, (nsIDOMNode*)elem);
 415     }
 416
 417     nsIDOMRange_Release(range);
 418     nsIDOMElement_Release(elem);
 419
 420     nsAString_Finish(&font_str);
 421     nsAString_Finish(&size_str);
 422     nsAString_Finish(&val_str);
 423
 424     nsISelection_Release(nsselection);
 425     nsIDOMDocument_Release(nsdoc);
 426 }
 427
 428 static BOOL is_visible_text_node(nsIDOMNode *node)
 429 {
 430     nsIDOMCharacterData *char_data;
 431     nsAString data_str;
 432     LPCWSTR data, ptr;
 433     PRUint32 len;
 434
 435     nsIDOMNode_QueryInterface(node, &IID_nsIDOMCharacterData, (void**)&char_data);
 436
 437     nsIDOMCharacterData_GetLength(char_data, &len);
 438
 439     nsAString_Init(&data_str, NULL);
 440     nsIDOMCharacterData_GetData(char_data, &data_str);
 441     nsAString_GetData(&data_str, &data, NULL);
 442
 443     if(*data == '\n') {
 444         len--;
 445         for(ptr=data+1; ptr && isspaceW(*ptr); ptr++)
 446             len--;
 447     }
 448
 449     nsAString_Finish(&data_str);
 450
 451     nsIDOMCharacterData_Release(char_data);
 452
 453     return len != 0;
 454 }
 455
 456 static nsIDOMNode *get_child_text_node(nsIDOMNode *node, BOOL first)
 457 {
 458     nsIDOMNode *iter, *iter2;
 459
 460     if(first)
 461         nsIDOMNode_GetFirstChild(node, &iter);
 462     else
 463         nsIDOMNode_GetLastChild(node, &iter);
 464
 465     while(iter) {
 466         PRUint16 node_type;
 467
 468         nsIDOMNode_GetNodeType(iter, &node_type);
 469         switch(node_type) {
 470         case TEXT_NODE:
 471             if(is_visible_text_node(iter))
 472                 return iter;
 473         case ELEMENT_NODE:
 474             iter2 = get_child_text_node(iter, first);
 475             if(iter2) {
 476                 nsIDOMNode_Release(iter);
 477                 return iter2;
 478             }
 479         }
 480
 481         if(first)
 482             nsIDOMNode_GetNextSibling(iter, &iter2);
 483         else
 484             nsIDOMNode_GetPreviousSibling(iter, &iter2);
 485
 486         nsIDOMNode_Release(iter);
 487         iter = iter2;
 488     }
 489
 490     return NULL;
 491 }
 492
 493 static void handle_arrow_key(HTMLDocument *This, nsIDOMKeyEvent *event, const char * const cmds[4])
 494 {
 495     int i=0;
 496     PRBool b;
 497
 498     nsIDOMKeyEvent_GetCtrlKey(event, &b);
 499     if(b)
 500         i |= 1;
 501
 502     nsIDOMKeyEvent_GetShiftKey(event, &b);
 503     if(b)
 504         i |= 2;
 505
 506     if(cmds[i])
 507         do_ns_editor_command(This->nscontainer, cmds[i]);
 508
 509     nsIDOMKeyEvent_PreventDefault(event);
 510 }
 511
 512 void handle_edit_event(HTMLDocument *This, nsIDOMEvent *event)
 513 {
 514     nsIDOMKeyEvent *key_event;
 515     PRUint32 code;
 516
 517     nsIDOMEvent_QueryInterface(event, &IID_nsIDOMKeyEvent, (void**)&key_event);
 518
 519     nsIDOMKeyEvent_GetKeyCode(key_event, &code);
 520
 521     switch(code) {
 522     case DOM_VK_LEFT: {
 523         static const char * const cmds[] = {
 524             NSCMD_CHARPREVIOUS,
 525             NSCMD_WORDPREVIOUS,
 526             NSCMD_SELECTCHARPREVIOUS,
 527             NSCMD_SELECTWORDPREVIOUS
 528         };
 529
 530         TRACE("left\n");
 531         handle_arrow_key(This, key_event, cmds);
 532         break;
 533     }
 534     case DOM_VK_RIGHT: {
 535         static const char * const cmds[] = {
 536             NSCMD_CHARNEXT,
 537             NSCMD_WORDNEXT,
 538             NSCMD_SELECTCHARNEXT,
 539             NSCMD_SELECTWORDNEXT
 540         };
 541
 542         TRACE("right\n");
 543         handle_arrow_key(This, key_event, cmds);
 544         break;
 545     }
 546     case DOM_VK_UP: {
 547         static const char * const cmds[] = {
 548             NSCMD_LINEPREVIOUS,
 549             NSCMD_MOVEPAGEUP,
 550             NSCMD_SELECTLINEPREVIOUS,
 551             NSCMD_SELECTPAGEUP
 552         };
 553
 554         TRACE("up\n");
 555         handle_arrow_key(This, key_event, cmds);
 556         break;
 557     }
 558     case DOM_VK_DOWN: {
 559         static const char * const cmds[] = {
 560             NSCMD_LINENEXT,
 561             NSCMD_MOVEPAGEDOWN,
 562             NSCMD_SELECTLINENEXT,
 563             NSCMD_SELECTPAGEDOWN
 564         };
 565
 566         TRACE("down\n");
 567         handle_arrow_key(This, key_event, cmds);
 568         break;
 569     }
 570     case DOM_VK_DELETE: {
 571         static const char * const cmds[] = {
 572             NSCMD_DELETECHARFORWARD,
 573             NSCMD_DELETEWORDFORWARD,
 574             NULL, NULL
 575         };
 576
 577         TRACE("delete\n");
 578         handle_arrow_key(This, key_event, cmds);
 579         break;
 580     }
 581     case DOM_VK_HOME: {
 582         static const char * const cmds[] = {
 583             NSCMD_BEGINLINE,
 584             NSCMD_MOVETOP,
 585             NSCMD_SELECTBEGINLINE,
 586             NSCMD_SELECTTOP
 587         };
 588
 589         TRACE("home\n");
 590         handle_arrow_key(This, key_event, cmds);
 591         break;
 592     }
 593     case DOM_VK_END: {
 594         static const char * const cmds[] = {
 595             NSCMD_ENDLINE,
 596             NSCMD_MOVEBOTTOM,
 597             NSCMD_SELECTENDLINE,
 598             NSCMD_SELECTBOTTOM
 599         };
 600
 601         TRACE("end\n");
 602         handle_arrow_key(This, key_event, cmds);
 603         break;
 604     }
 605     }
 606
 607     nsIDOMKeyEvent_Release(key_event);
 608 }
 609
 610 void handle_edit_load(HTMLDocument *This)
 611 {
 612     get_editor_controller(This->nscontainer);
 613
 614     if(This->ui_active) {
 615         OLECHAR wszHTMLDocument[30];
 616         RECT rcBorderWidths;
 617
 618         if(This->ip_window)
 619             IOleInPlaceUIWindow_SetActiveObject(This->ip_window, NULL, NULL);
 620         if(This->hostui)
 621             IDocHostUIHandler_HideUI(This->hostui);
 622
 623         if(This->hostui)
 624             IDocHostUIHandler_ShowUI(This->hostui, DOCHOSTUITYPE_AUTHOR, ACTOBJ(This), CMDTARGET(This),
 625                 This->frame, This->ip_window);
 626
 627         LoadStringW(hInst, IDS_HTMLDOCUMENT, wszHTMLDocument,
 628                     sizeof(wszHTMLDocument)/sizeof(WCHAR));
 629
 630         if(This->ip_window)
 631             IOleInPlaceUIWindow_SetActiveObject(This->ip_window, ACTOBJ(This), wszHTMLDocument);
 632
 633         memset(&rcBorderWidths, 0, sizeof(rcBorderWidths));
 634         IOleInPlaceFrame_SetBorderSpace(This->frame, &rcBorderWidths);
 635     }
 636 }
 637
 638 static void set_ns_fontname(NSContainer *This, const char *fontname)
 639 {
 640     nsICommandParams *nsparam = create_nscommand_params();
 641
 642     nsICommandParams_SetCStringValue(nsparam, NSSTATE_ATTRIBUTE, fontname);
 643     do_ns_command(This, NSCMD_FONTFACE, nsparam);
 644     nsICommandParams_Release(nsparam);
 645 }
 646
 647 static HRESULT exec_delete(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 648 {
 649     TRACE("(%p)->(%p %p)\n", This, in, out);
 650
 651     if(This->nscontainer)
 652         do_ns_editor_command(This->nscontainer, NSCMD_DELETECHARFORWARD);
 653
 654     update_doc(This, UPDATE_UI);
 655     return S_OK;
 656 }
 657
 658 static HRESULT exec_fontname(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 659 {
 660     TRACE("(%p)->(%p %p)\n", This, in, out);
 661
 662     if(!This->nscontainer) {
 663         update_doc(This, UPDATE_UI);
 664         return E_FAIL;
 665     }
 666
 667     if(in) {
 668         char *stra;
 669         DWORD len;
 670
 671         if(V_VT(in) != VT_BSTR) {
 672             FIXME("Unsupported vt=%d\n", V_VT(out));
 673             return E_INVALIDARG;
 674         }
 675
 676         TRACE("%s\n", debugstr_w(V_BSTR(in)));
 677
 678         len = WideCharToMultiByte(CP_ACP, 0, V_BSTR(in), -1, NULL, 0, NULL, NULL);
 679         stra = mshtml_alloc(len);
 680         WideCharToMultiByte(CP_ACP, 0, V_BSTR(in), -1, stra, -1, NULL, NULL);
 681
 682         set_ns_fontname(This->nscontainer, stra);
 683
 684         mshtml_free(stra);
 685
 686         update_doc(This, UPDATE_UI);
 687     }
 688
 689     if(out) {
 690         nsICommandParams *nsparam;
 691         LPWSTR strw;
 692         char *stra;
 693         DWORD len;
 694         nsresult nsres;
 695
 696         nsparam = create_nscommand_params();
 697
 698         nsres = get_ns_command_state(This->nscontainer, NSCMD_FONTFACE, nsparam);
 699         if(NS_FAILED(nsres))
 700             return S_OK;
 701
 702         nsICommandParams_GetCStringValue(nsparam, NSSTATE_ATTRIBUTE, &stra);
 703         nsICommandParams_Release(nsparam);
 704
 705         len = MultiByteToWideChar(CP_ACP, 0, stra, -1, NULL, 0);
 706         strw = mshtml_alloc(len*sizeof(WCHAR));
 707         MultiByteToWideChar(CP_ACP, 0, stra, -1, strw, -1);
 708         nsfree(stra);
 709
 710         V_VT(out) = VT_BSTR;
 711         V_BSTR(out) = SysAllocString(strw);
 712         mshtml_free(strw);
 713     }
 714
 715     return S_OK;
 716 }
 717
 718 static HRESULT exec_forecolor(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 719 {
 720     TRACE("(%p)->(%p %p)\n", This, in, out);
 721
 722     if(in) {
 723         if(V_VT(in) == VT_I4) {
 724             nsICommandParams *nsparam = create_nscommand_params();
 725             char color_str[10];
 726
 727             sprintf(color_str, "#%02x%02x%02x",
 728                     V_I4(in)&0xff, (V_I4(in)>>8)&0xff, (V_I4(in)>>16)&0xff);
 729
 730             nsICommandParams_SetCStringValue(nsparam, NSSTATE_ATTRIBUTE, color_str);
 731             do_ns_command(This->nscontainer, NSCMD_FONTCOLOR, nsparam);
 732
 733             nsICommandParams_Release(nsparam);
 734         }else {
 735             FIXME("unsupported in vt=%d\n", V_VT(in));
 736         }
 737
 738         update_doc(This, UPDATE_UI);
 739     }
 740
 741     if(out) {
 742         FIXME("unsupported out\n");
 743         return E_NOTIMPL;
 744     }
 745
 746     return S_OK;
 747 }
 748
 749 static HRESULT exec_fontsize(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 750 {
 751     TRACE("(%p)->(%p %p)\n", This, in, out);
 752
 753     if(out) {
 754         WCHAR val[10] = {0};
 755
 756         get_font_size(This, val);
 757         V_VT(out) = VT_I4;
 758         V_I4(out) = strtolW(val, NULL, 10);
 759     }
 760
 761     if(in) {
 762         switch(V_VT(in)) {
 763         case VT_I4: {
 764             WCHAR size[10];
 765             static const WCHAR format[] = {'%','d',0};
 766             wsprintfW(size, format, V_I4(in));
 767             set_font_size(This, size);
 768             break;
 769         }
 770         case VT_BSTR:
 771             set_font_size(This, V_BSTR(in));
 772             break;
 773         default:
 774             FIXME("unsupported vt %d\n", V_VT(in));
 775         }
 776
 777         update_doc(This, UPDATE_UI);
 778     }
 779
 780     return S_OK;
 781 }
 782
 783 static HRESULT exec_selectall(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 784 {
 785     TRACE("(%p)\n", This);
 786
 787     if(in || out)
 788         FIXME("unsupported args\n");
 789
 790     if(This->nscontainer)
 791         do_ns_command(This->nscontainer, NSCMD_SELECTALL, NULL);
 792
 793     update_doc(This, UPDATE_UI);
 794     return S_OK;
 795 }
 796
 797 static HRESULT exec_bold(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 798 {
 799     TRACE("(%p)\n", This);
 800
 801     if(in || out)
 802         FIXME("unsupported args\n");
 803
 804     if(This->nscontainer)
 805         do_ns_command(This->nscontainer, NSCMD_BOLD, NULL);
 806
 807     update_doc(This, UPDATE_UI);
 808     return S_OK;
 809 }
 810
 811 static HRESULT exec_italic(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 812 {
 813     TRACE("(%p)\n", This);
 814
 815     if(in || out)
 816         FIXME("unsupported args\n");
 817
 818     if(This->nscontainer)
 819         do_ns_command(This->nscontainer, NSCMD_ITALIC, NULL);
 820
 821     update_doc(This, UPDATE_UI);
 822     return S_OK;
 823 }
 824
 825 static HRESULT query_justify(HTMLDocument *This, OLECMD *cmd)
 826 {
 827     switch(cmd->cmdID) {
 828     case IDM_JUSTIFYCENTER:
 829         TRACE("(%p) IDM_JUSTIFYCENTER\n", This);
 830         cmd->cmdf = query_align_status(This, NSALIGN_CENTER);
 831         break;
 832     case IDM_JUSTIFYLEFT:
 833         TRACE("(%p) IDM_JUSTIFYLEFT\n", This);
 834         /* FIXME: We should set OLECMDF_LATCHED only if it's set explicitly. */
 835         if(This->usermode != EDITMODE || This->readystate < READYSTATE_INTERACTIVE)
 836             cmd->cmdf = OLECMDF_SUPPORTED;
 837         else
 838             cmd->cmdf = OLECMDF_SUPPORTED | OLECMDF_ENABLED;
 839         break;
 840     case IDM_JUSTIFYRIGHT:
 841         TRACE("(%p) IDM_JUSTIFYRIGHT\n", This);
 842         cmd->cmdf = query_align_status(This, NSALIGN_RIGHT);
 843         break;
 844     }
 845
 846     return S_OK;
 847 }
 848
 849 static HRESULT exec_justifycenter(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 850 {
 851     TRACE("(%p)\n", This);
 852
 853     if(in || out)
 854         FIXME("unsupported args\n");
 855
 856     set_ns_align(This, NSALIGN_CENTER);
 857     update_doc(This, UPDATE_UI);
 858     return S_OK;
 859 }
 860
 861 static HRESULT exec_justifyleft(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 862 {
 863     TRACE("(%p)\n", This);
 864
 865     if(in || out)
 866         FIXME("unsupported args\n");
 867
 868     set_ns_align(This, NSALIGN_LEFT);
 869     update_doc(This, UPDATE_UI);
 870     return S_OK;
 871 }
 872
 873 static HRESULT exec_justifyright(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 874 {
 875     TRACE("(%p)\n", This);
 876
 877     if(in || out)
 878         FIXME("unsupported args\n");
 879
 880     set_ns_align(This, NSALIGN_RIGHT);
 881     update_doc(This, UPDATE_UI);
 882     return S_OK;
 883 }
 884
 885 static HRESULT exec_underline(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 886 {
 887     TRACE("(%p)\n", This);
 888
 889     if(in || out)
 890         FIXME("unsupported args\n");
 891
 892     if(This->nscontainer)
 893         do_ns_command(This->nscontainer, NSCMD_UNDERLINE, NULL);
 894
 895     update_doc(This, UPDATE_UI);
 896     return S_OK;
 897 }
 898
 899 static HRESULT exec_horizontalline(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 900 {
 901     TRACE("(%p)\n", This);
 902
 903     if(in || out)
 904         FIXME("unsupported args\n");
 905
 906     if(This->nscontainer)
 907         do_ns_command(This->nscontainer, NSCMD_INSERTHR, NULL);
 908
 909     update_doc(This, UPDATE_UI);
 910     return S_OK;
 911 }
 912
 913 static HRESULT exec_orderlist(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 914 {
 915     TRACE("(%p)\n", This);
 916
 917     if(in || out)
 918         FIXME("unsupported args\n");
 919
 920     if(This->nscontainer)
 921         do_ns_command(This->nscontainer, NSCMD_OL, NULL);
 922
 923     update_doc(This, UPDATE_UI);
 924     return S_OK;
 925 }
 926
 927 static HRESULT exec_unorderlist(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 928 {
 929     TRACE("(%p)\n", This);
 930
 931     if(in || out)
 932         FIXME("unsupported args\n");
 933
 934     if(This->nscontainer)
 935         do_ns_command(This->nscontainer, NSCMD_UL, NULL);
 936
 937     update_doc(This, UPDATE_UI);
 938     return S_OK;
 939 }
 940
 941 static HRESULT exec_indent(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 942 {
 943     TRACE("(%p)\n", This);
 944
 945     if(in || out)
 946         FIXME("unsupported args\n");
 947
 948     if(This->nscontainer)
 949         do_ns_command(This->nscontainer, NSCMD_INDENT, NULL);
 950
 951     update_doc(This, UPDATE_UI);
 952     return S_OK;
 953 }
 954
 955 static HRESULT exec_outdent(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 956 {
 957     TRACE("(%p)\n", This);
 958
 959     if(in || out)
 960         FIXME("unsupported args\n");
 961
 962     if(This->nscontainer)
 963         do_ns_command(This->nscontainer, NSCMD_OUTDENT, NULL);
 964
 965     update_doc(This, UPDATE_UI);
 966     return S_OK;
 967 }
 968
 969 static HRESULT exec_composesettings(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 970 {
 971     WCHAR *ptr;
 972
 973     if(out || !in || V_VT(in) != VT_BSTR) {
 974         WARN("invalid arg\n");
 975         return E_INVALIDARG;
 976     }
 977
 978     TRACE("(%p)->(%x %s)\n", This, cmdexecopt, debugstr_w(V_BSTR(in)));
 979
 980     update_doc(This, UPDATE_UI);
 981
 982     ptr = V_BSTR(in);
 983     if(*ptr == '1')
 984         exec_bold(This, cmdexecopt, NULL, NULL);
 985     ptr = strchrW(ptr, ',');
 986     if(!ptr)
 987         return S_OK;
 988
 989     if(*++ptr == '1')
 990         exec_italic(This, cmdexecopt, NULL, NULL);
 991     ptr = strchrW(ptr, ',');
 992     if(!ptr)
 993         return S_OK;
 994
 995     if(*++ptr == '1')
 996         exec_underline(This, cmdexecopt, NULL, NULL);
 997     ptr = strchrW(ptr, ',');
 998     if(!ptr)
 999         return S_OK;
1000
1001     if(isdigitW(*++ptr)) {
1002         VARIANT v;
1003
1004         V_VT(&v) = VT_I4;
1005         V_I4(&v) = *ptr-'0';
1006
1007         exec_fontsize(This, cmdexecopt, &v, NULL);
1008     }
1009     ptr = strchrW(ptr, ',');
1010     if(!ptr)
1011         return S_OK;
1012
1013     if(*++ptr != ',')
1014         FIXME("set font color\n");
1015     ptr = strchrW(ptr, ',');
1016     if(!ptr)
1017         return S_OK;
1018
1019     if(*++ptr != ',')
1020         FIXME("set background color\n");
1021     ptr = strchrW(ptr, ',');
1022     if(!ptr)
1023         return S_OK;
1024
1025     ptr++;
1026     if(*ptr) {
1027         VARIANT v;
1028
1029         V_VT(&v) = VT_BSTR;
1030         V_BSTR(&v) = SysAllocString(ptr);
1031
1032         exec_fontname(This, cmdexecopt, &v, NULL);
1033
1034         SysFreeString(V_BSTR(&v));
1035     }
1036
1037     return S_OK;
1038 }
1039
1040 HRESULT editor_exec_copy(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
1041 {
1042     update_doc(This, UPDATE_UI);
1043
1044     if(!This->nscontainer)
1045         return E_FAIL;
1046
1047     do_ns_editor_command(This->nscontainer, NSCMD_COPY);
1048     return S_OK;
1049 }
1050
1051 HRESULT editor_exec_cut(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
1052 {
1053     update_doc(This, UPDATE_UI);
1054
1055     if(!This->nscontainer)
1056         return E_FAIL;
1057
1058     do_ns_editor_command(This->nscontainer, NSCMD_CUT);
1059     return S_OK;
1060 }
1061
1062 HRESULT editor_exec_paste(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
1063 {
1064     update_doc(This, UPDATE_UI);
1065
1066     if(!This->nscontainer)
1067         return E_FAIL;
1068
1069     do_ns_editor_command(This->nscontainer, NSCMD_PASTE);
1070     return S_OK;
1071 }
1072
1073 static HRESULT query_edit_status(HTMLDocument *This, OLECMD *cmd)
1074 {
1075     switch(cmd->cmdID) {
1076     case IDM_DELETE:
1077         TRACE("CGID_MSHTML: IDM_DELETE\n");
1078         cmd->cmdf = query_ns_edit_status(This, NULL);
1079         break;
1080     case IDM_FONTNAME:
1081         TRACE("CGID_MSHTML: IDM_FONTNAME\n");
1082         cmd->cmdf = query_ns_edit_status(This, NULL);
1083         break;
1084     case IDM_FONTSIZE:
1085         TRACE("CGID_MSHTML: IDM_FONTSIZE\n");
1086         cmd->cmdf = query_ns_edit_status(This, NULL);
1087         break;
1088     case IDM_BOLD:
1089         TRACE("CGID_MSHTML: IDM_BOLD\n");
1090         cmd->cmdf = query_ns_edit_status(This, NSCMD_BOLD);
1091         break;
1092     case IDM_FORECOLOR:
1093         TRACE("CGID_MSHTML: IDM_FORECOLOR\n");
1094         cmd->cmdf = query_ns_edit_status(This, NULL);
1095         break;
1096     case IDM_ITALIC:
1097         TRACE("CGID_MSHTML: IDM_ITALIC\n");
1098         cmd->cmdf = query_ns_edit_status(This, NSCMD_ITALIC);
1099         break;
1100     case IDM_UNDERLINE:
1101         TRACE("CGID_MSHTML: IDM_UNDERLINE\n");
1102         cmd->cmdf = query_ns_edit_status(This, NSCMD_UNDERLINE);
1103         break;
1104     case IDM_HORIZONTALLINE:
1105         TRACE("CGID_MSHTML: IDM_HORIZONTALLINE\n");
1106         cmd->cmdf = query_ns_edit_status(This, NULL);
1107         break;
1108     case IDM_ORDERLIST:
1109         TRACE("CGID_MSHTML: IDM_ORDERLIST\n");
1110         cmd->cmdf = query_ns_edit_status(This, NSCMD_OL);
1111         break;
1112     case IDM_UNORDERLIST:
1113         TRACE("CGID_MSHTML: IDM_HORIZONTALLINE\n");
1114         cmd->cmdf = query_ns_edit_status(This, NSCMD_UL);
1115         break;
1116     case IDM_INDENT:
1117         TRACE("CGID_MSHTML: IDM_INDENT\n");
1118         cmd->cmdf = query_ns_edit_status(This, NULL);
1119         break;
1120     case IDM_OUTDENT:
1121         TRACE("CGID_MSHTML: IDM_OUTDENT\n");
1122         cmd->cmdf = query_ns_edit_status(This, NULL);
1123         break;
1124     case IDM_HYPERLINK:
1125         TRACE("CGID_MSHTML: IDM_HYPERLINK\n");
1126         cmd->cmdf = query_ns_edit_status(This, NULL);
1127         break;
1128     }
1129
1130     return S_OK;
1131 }
1132
1133 static INT_PTR CALLBACK hyperlink_dlgproc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
1134 {
1135     static const WCHAR wszOther[] = {'(','o','t','h','e','r',')',0};
1136
1137     switch (msg)
1138     {
1139         case WM_INITDIALOG:
1140         {
1141             static const WCHAR wszFile[] = {'f','i','l','e',':',0};
1142             static const WCHAR wszFtp[] = {'f','t','p',':',0};
1143             static const WCHAR wszHttp[] = {'h','t','t','p',':',0};
1144             static const WCHAR wszHttps[] = {'h','t','t','p','s',':',0};
1145             static const WCHAR wszMailto[] = {'m','a','i','l','t','o',':',0};
1146             static const WCHAR wszNews[] = {'n','e','w','s',':',0};
1147             INT def_idx;
1148             HWND hwndCB = GetDlgItem(hwnd, IDC_TYPE);
1149             HWND hwndURL = GetDlgItem(hwnd, IDC_URL);
1150             INT len;
1151
1152             SetWindowLongPtrW(hwnd, DWLP_USER, lparam);
1153
1154             SendMessageW(hwndCB, CB_INSERTSTRING, -1, (LPARAM)wszOther);
1155             SendMessageW(hwndCB, CB_INSERTSTRING, -1, (LPARAM)wszFile);
1156             SendMessageW(hwndCB, CB_INSERTSTRING, -1, (LPARAM)wszFtp);
1157             def_idx = SendMessageW(hwndCB, CB_INSERTSTRING, -1, (LPARAM)wszHttp);
1158             SendMessageW(hwndCB, CB_INSERTSTRING, -1, (LPARAM)wszHttps);
1159             SendMessageW(hwndCB, CB_INSERTSTRING, -1, (LPARAM)wszMailto);
1160             SendMessageW(hwndCB, CB_INSERTSTRING, -1, (LPARAM)wszNews);
1161             SendMessageW(hwndCB, CB_SETCURSEL, def_idx, 0);
1162
1163             /* force the updating of the URL edit box */
1164             SendMessageW(hwnd, WM_COMMAND, MAKEWPARAM(IDC_TYPE, CBN_SELCHANGE), (LPARAM)hwndCB);
1165
1166             SetFocus(hwndURL);
1167             len = SendMessageW(hwndURL, WM_GETTEXTLENGTH, 0, 0);
1168             SendMessageW(hwndURL, EM_SETSEL, 0, len);
1169
1170             return FALSE;
1171         }
1172         case WM_COMMAND:
1173             switch (wparam)
1174             {
1175                 case MAKEWPARAM(IDCANCEL, BN_CLICKED):
1176                     EndDialog(hwnd, wparam);
1177                     return TRUE;
1178                 case MAKEWPARAM(IDOK, BN_CLICKED):
1179                 {
1180                     BSTR *url = (BSTR *)GetWindowLongPtrW(hwnd, DWLP_USER);
1181                     HWND hwndURL = GetDlgItem(hwnd, IDC_URL);
1182                     INT len = GetWindowTextLengthW(hwndURL);
1183                     *url = SysAllocStringLen(NULL, len + 1);
1184                     GetWindowTextW(hwndURL, *url, len + 1);
1185                     EndDialog(hwnd, wparam);
1186                     return TRUE;
1187                 }
1188                 case MAKEWPARAM(IDC_TYPE, CBN_SELCHANGE):
1189                 {
1190                     HWND hwndURL = GetDlgItem(hwnd, IDC_URL);
1191                     INT item;
1192                     INT len;
1193                     LPWSTR type;
1194                     LPWSTR url;
1195                     LPWSTR p;
1196                     static const WCHAR wszSlashSlash[] = {'/','/'};
1197
1198                     /* get string of currently selected hyperlink type */
1199                     item = SendMessageW((HWND)lparam, CB_GETCURSEL, 0, 0);
1200                     len = SendMessageW((HWND)lparam, CB_GETLBTEXTLEN, item, 0);
1201                     type = HeapAlloc(GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR));
1202                     SendMessageW((HWND)lparam, CB_GETLBTEXT, item, (LPARAM)type);
1203
1204                     if (!strcmpW(type, wszOther))
1205                         *type = '\0';
1206
1207                     /* get current URL */
1208                     len = GetWindowTextLengthW(hwndURL);
1209                     url = HeapAlloc(GetProcessHeap(), 0, (len + strlenW(type) + 3) * sizeof(WCHAR));
1210                     GetWindowTextW(hwndURL, url, len + 1);
1211
1212                     /* strip off old protocol */
1213                     p = strchrW(url, ':');
1214                     if (p && p[1] == '/' && p[2] == '/')
1215                         p += 3;
1216                     if (!p) p = url;
1217                     memmove(url + (*type != '\0' ? strlenW(type) + 2 : 0), p, (len + 1 - (p - url)) * sizeof(WCHAR));
1218
1219                     /* add new protocol */
1220                     if (*type != '\0')
1221                     {
1222                         memcpy(url, type, strlenW(type) * sizeof(WCHAR));
1223                         memcpy(url + strlenW(type), wszSlashSlash, sizeof(wszSlashSlash));
1224                     }
1225
1226                     SetWindowTextW(hwndURL, url);
1227
1228                     HeapFree(GetProcessHeap(), 0, url);
1229                     HeapFree(GetProcessHeap(), 0, type);
1230                     return TRUE;
1231                 }
1232             }
1233             return FALSE;
1234         case WM_CLOSE:
1235             EndDialog(hwnd, IDCANCEL);
1236             return TRUE;
1237         default:
1238             return FALSE;
1239     }
1240 }
1241
1242 static HRESULT exec_hyperlink(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
1243 {
1244     BSTR url = NULL;
1245     INT ret;
1246     nsAString ns_url;
1247     PRBool insert_link_at_caret;
1248     nsISelection *nsselection;
1249
1250     FIXME("%p, 0x%x, %p, %p\n", This, cmdexecopt, in, out);
1251
1252     if (cmdexecopt == OLECMDEXECOPT_DONTPROMPTUSER)
1253     {
1254         if (!in || V_VT(in) != VT_BSTR)
1255         {
1256             WARN("invalid arg\n");
1257             return E_INVALIDARG;
1258         }
1259         url = V_BSTR(in);
1260     }
1261     else
1262     {
1263         ret = DialogBoxParamW(hInst, MAKEINTRESOURCEW(IDD_HYPERLINK), NULL /* FIXME */, hyperlink_dlgproc, (LPARAM)&url);
1264         if (ret != IDOK)
1265             return OLECMDERR_E_CANCELED;
1266     }
1267
1268     nsselection = get_ns_selection(This);
1269     if (!nsselection)
1270         return E_FAIL;
1271
1272     nsAString_Init(&ns_url, url);
1273
1274     nsISelection_GetIsCollapsed(nsselection, &insert_link_at_caret);
1275
1276     if (insert_link_at_caret)
1277     {
1278         static const WCHAR wszA[] = {'a',0};
1279         static const WCHAR wszHref[] = {'h','r','e','f',0};
1280         nsIHTMLEditor *html_editor;
1281         nsIDOMDocument *nsdoc;
1282         nsIDOMNode *text_node;
1283         nsIDOMElement *anchor_elem;
1284         nsIDOMNode *unused_node;
1285         nsAString a_str;
1286         nsAString href_str;
1287         nsresult nsres;
1288
1289         nsres = nsIWebNavigation_GetDocument(This->nscontainer->navigation, &nsdoc);
1290         if(NS_FAILED(nsres))
1291             return E_FAIL;
1292
1293         nsAString_Init(&a_str, wszA);
1294         nsAString_Init(&href_str, wszHref);
1295
1296         /* create an element for the link */
1297         nsIDOMDocument_CreateElement(nsdoc, &a_str, &anchor_elem);
1298         nsIDOMElement_SetAttribute(anchor_elem, &href_str, &ns_url);
1299
1300         nsAString_Finish(&href_str);
1301         nsAString_Finish(&a_str);
1302
1303         /* create an element with text of URL */
1304         nsIDOMDocument_CreateTextNode(nsdoc, &ns_url, (nsIDOMText **)&text_node);
1305
1306         /* wrap the <a> tags around the text element */
1307         nsIDOMElement_AppendChild(anchor_elem, text_node, &unused_node);
1308         nsIDOMNode_Release(text_node);
1309         nsIDOMNode_Release(unused_node);
1310
1311         nsIEditor_QueryInterface(This->nscontainer->editor, &IID_nsIHTMLEditor, (void **)&html_editor);
1312         if (html_editor)
1313         {
1314             /* add them to the document at the caret position */
1315             nsres = nsIHTMLEditor_InsertElementAtSelection(html_editor, anchor_elem, FALSE);
1316             nsIHTMLEditor_Release(html_editor);
1317         }
1318
1319         nsISelection_SelectAllChildren(nsselection, (nsIDOMNode*)anchor_elem);
1320
1321         nsIDOMElement_Release(anchor_elem);
1322         nsIDOMDocument_Release(nsdoc);
1323     }
1324     else
1325     {
1326         nsICommandParams *nsparam = create_nscommand_params();
1327
1328         nsICommandParams_SetStringValue(nsparam, NSSTATE_ATTRIBUTE, &ns_url);
1329         do_ns_command(This->nscontainer, NSCMD_INSERTLINKNOUI, nsparam);
1330         nsICommandParams_Release(nsparam);
1331     }
1332
1333     nsAString_Finish(&ns_url);
1334
1335     nsISelection_Release(nsselection);
1336
1337     if (cmdexecopt != OLECMDEXECOPT_DONTPROMPTUSER)
1338         SysFreeString(url);
1339
1340     return S_OK;
1341 }
1342
1343 static HRESULT query_selall_status(HTMLDocument *This, OLECMD *cmd)
1344 {
1345     TRACE("(%p)->(%p)\n", This, cmd);
1346
1347     cmd->cmdf = OLECMDF_SUPPORTED|OLECMDF_ENABLED;
1348     return S_OK;
1349 }
1350
1351 const cmdtable_t editmode_cmds[] = {
1352     {IDM_DELETE,          query_edit_status,    exec_delete},
1353     {IDM_FONTNAME,        query_edit_status,    exec_fontname},
1354     {IDM_FONTSIZE,        query_edit_status,    exec_fontsize},
1355     {IDM_SELECTALL,       query_selall_status , exec_selectall},
1356     {IDM_FORECOLOR,       query_edit_status,    exec_forecolor},
1357     {IDM_BOLD,            query_edit_status,    exec_bold},
1358     {IDM_ITALIC,          query_edit_status,    exec_italic},
1359     {IDM_JUSTIFYCENTER,   query_justify,        exec_justifycenter},
1360     {IDM_JUSTIFYRIGHT,    query_justify,        exec_justifyright},
1361     {IDM_JUSTIFYLEFT,     query_justify,        exec_justifyleft},
1362     {IDM_UNDERLINE,       query_edit_status,    exec_underline},
1363     {IDM_HORIZONTALLINE,  query_edit_status,    exec_horizontalline},
1364     {IDM_ORDERLIST,       query_edit_status,    exec_orderlist},
1365     {IDM_UNORDERLIST,     query_edit_status,    exec_unorderlist},
1366     {IDM_INDENT,          query_edit_status,    exec_indent},
1367     {IDM_OUTDENT,         query_edit_status,    exec_outdent},
1368     {IDM_COMPOSESETTINGS, NULL,                 exec_composesettings},
1369     {IDM_HYPERLINK,       query_edit_status,    exec_hyperlink},
1370     {0,NULL,NULL}
1371 };
1372
1373 void init_editor(HTMLDocument *This)
1374 {
1375     update_doc(This, UPDATE_UI);
1376
1377     if(!This->nscontainer)
1378         return;
1379
1380     set_ns_fontname(This->nscontainer, "Times New Roman");
1381 }
1382
1383 HRESULT editor_is_dirty(HTMLDocument *This)
1384 {
1385     PRBool modified;
1386
1387     if(!This->nscontainer || !This->nscontainer->editor)
1388         return S_FALSE;
1389
1390     nsIEditor_GetDocumentModified(This->nscontainer->editor, &modified);
1391
1392     return modified ? S_OK : S_FALSE;
1393 }